APA (7th ed.) Citation

Pongratz, L. J. (1967). Problemgeschichte der Psychologie. Francke.

Chicago Style (17th ed.) Citation

Pongratz, Ludwig J. Problemgeschichte Der Psychologie. Bern München: Francke, 1967.

MLA (8th ed.) Citation

Pongratz, Ludwig J. Problemgeschichte Der Psychologie. Francke, 1967.

Warning: These citations may not always be 100% accurate.